Chemicals YOUR Way

EMS now offers more bulk chemical options to meet your lab's needs. Ask us about custom chemicals and private labeling as well.

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Everything A Lab Could Need!

Electron Microscopy Sciences also offers a comprehensive range of lab supplies and equipment for all fields of microscopy, histology and general laboratory research.

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DiATOME, the incomparable Diamond Knife for all fields of research...

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Who We Are
Who We Are

The Most Comprehensive Source for all Fields of Microscopy, Histology and General Laboratory Research

EMS is committed to providing the highest quality products along with competitive pricing, prompt delivery and outstanding customer service.

Our Companies

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Citifluor, A Division of Electron Microscopy Sciences, has developed a range of antifadent mounting media which greatly reduce the fading of the fluorescence of fluorochromes or fluorescent dyes used for labelling biological specimens.

EMS Contract Packaging is a total service contract manufacturer, packager, and formulator, with over 40 years of experience in drug and cosmetic formulating and packaging. EMS will make your idea a reality, whether large or small, with attention to detail, precision and punctuality.

A complete product catalog of the entire Diatome collection of Diamond knives, tools, and accessories for Electron and Light microscopy for Biological and Materials Science at room and cryo temperatures. Available on-line as well is information on our services, programs, specials, and policies. The complete handling and use technical manual as well as troubleshooting can also be found at our site.

Developed in 1875 by Arnold Dumont in La Sagne, Switzerland, Dumont produces high quality handmade tweezers, and has gained the popularity of all researchers over the years. Only the highest quality steel is used in the manufacturing of Dumont tweezers. See them online at www.DumontTweezers.com.

Workshops, One-on-One Training, and Equipment Demos - ranging from a general introduction to the field of electron microscopy to very specific techniques. Located in Hatfield, PA, our Academy houses several laboratories allowing students to get hands-on training in SEM, TEM and Wet Labs with state-of-the-art equipment. Sign up today!

We are pleased to announce that we are the proud distributors of Ideal-tek tweezers and instruments. Ideal-tek is committed to quality with the perfection of its products since being established in Switzerland in 1964. Ideal-tek is one of the world's leading manufacturers of precision hand tools and instruments. Take a look at the many varieties available.

Negafile furniture quality wood filing systems and storage cases for grids, negatives, film and microscope glass slides. And a full line of shipping and packaging solutions for all your traditional or digital media.

The NIGHTSEA® Stereo Microscope Fluorescence Adapter adapts just about any stereo microscope (dissecting microscope) for fluorescence with no modification to the microscope itself. The modular design lets you easily switch between several different excitation/emission combinations to work with a variety of fluorescent proteins and other fluorophores.

The EMS Swiss Personal Line of Tweezers from Rubis merges precision engineering with ultra-modern technology. Made in Switzerland exclusively for Electron Microscopy Sciences, these tweezers are hand-selected by our experts for your specific requirements.

The Summers Optical on-line catalog, includes a complete line of optical cements, adhesives, decementing agents, hardness testers, ultrasonic baths and UV lights, as well as technical and transmission data and problem solving. Discover our unique bonding manual, including troubleshooting and charts for choosing a cement for specific applications, and a complete set of MSDS on all of our products.

The World's Best Skin and Hair Care Line, Specially Formulated for Your Baby, Is Now Available.

Featured Products

Discover High-Quality Products You Need in Your Lab

EMS has introduced a new line of bulk buffers and fixatives specifically for labs requiring higher volumes.

C-flat™ is the premier holey carbon grid for cryo-transmission electron microscopy.

The NIGHTSEA Stereo Microscope Fluorescence Adapter adapts just about any stereo microscope for fluorescence without modification.

Organized storage and transport for Cryo-EM specimen grids under cryogenic conditions

Our huge selection of Tweezers is all here, including our EMS line as well as Dumont and Rubis.

Diamond knives for cryo-ultramicrotomy, light microscopy, histology, and electron microscopy

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Browse Our Digital & Print Catalogs

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New Cryo Categories

EMS has expanded its inventory of Cryo Supplies and Accessories.  Like to learn more?  View our exciting new products in our Cryo Categories link below

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Bulk Chemicals

Introducing our new Buffers and Fixatives catalog, featuring many of our chemicals now available in bulk sizes 

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2022 Trade Shows

Updated for 2022!  We look forward to meeting with our customers in person or in virtual environments.  We welcome you to visit us at these tradeshows throughout the year.  Find out how we're about electron and all microscopy sciences!